Improve ical import logging

The log file is not deleted if items were skipped (adresses Github issue #269).
The log file includes the import file name and time.
The import line numbers have been corrected (and tests amended).

Signed-off-by: Lars Henriksen <LarsHenriksen@get2net.dk>
Signed-off-by: Lukas Fleischer <lfleischer@calcurse.org>

test/ical-001.sh

@@ -11,7 +11,7 @@ if [ "$1" = 'actual' ]; then
   rm -rf .calcurse || exit 1
 elif [ "$1" = 'expected' ]; then
   cat <<EOD
-Import process report: 0017 lines read
+Import process report: 0012 lines read
 1 app / 0 events / 1 todo / 0 skipped
 01/01/80:
  - 00:01 -> ..:..

test/ical-002.sh

@@ -10,7 +10,7 @@ if [ "$1" = 'actual' ]; then
   rm -rf .calcurse || exit 1
 elif [ "$1" = 'expected' ]; then
   cat <<EOD
-Import process report: 0036 lines read
+Import process report: 0028 lines read
 5 apps / 0 events / 0 todos / 0 skipped
 01/01/00:
  - 00:00 -> 00:00

test/ical-003.sh

@@ -10,7 +10,7 @@ if [ "$1" = 'actual' ]; then
   rm -rf .calcurse || exit 1
 elif [ "$1" = 'expected' ]; then
   cat <<EOD
-Import process report: 0031 lines read
+Import process report: 0025 lines read
 3 apps / 0 events / 0 todos / 0 skipped
 01/01/00:
  - 00:00 -> 01:30

test/ical-004.sh

@@ -11,7 +11,7 @@ if [ "$1" = 'actual' ]; then
   rm -rf .calcurse || exit 1
 elif [ "$1" = 'expected' ]; then
   cat <<EOD
-Import process report: 0017 lines read
+Import process report: 0012 lines read
 1 app / 0 events / 1 todo / 0 skipped
 01/01/80:
  - 00:01 -> ..:..

test/ical-005.sh

@@ -10,7 +10,7 @@ if [ "$1" = 'actual' ]; then
   rm -rf .calcurse || exit 1
 elif [ "$1" = 'expected' ]; then
   cat <<EOD
-Import process report: 0030 lines read
+Import process report: 0023 lines read
 0 apps / 4 events / 0 todos / 0 skipped
 10/03/13:
  * All day

test/ical-006.sh

@@ -10,7 +10,7 @@ if [ "$1" = 'actual' ]; then
   rm -rf .calcurse || exit 1
 elif [ "$1" = 'expected' ]; then
   cat <<EOD
-Import process report: 0078 lines read
+Import process report: 0063 lines read
 12 apps / 0 events / 0 todos / 0 skipped
 06/01/12:
  - 15:00 -> 15:30

test/ical-007.sh

@@ -11,7 +11,7 @@ if [ "$1" = 'actual' ]; then
   rm -rf .calcurse || exit 1
 elif [ "$1" = 'expected' ]; then
   cat <<EOD
-Import process report: 0018 lines read
+Import process report: 0013 lines read
 2 apps / 0 events / 0 todos / 0 skipped
 02/23/15:
  - 06:00 -> 07:00

test/ical-008.sh

@@ -11,7 +11,7 @@ if [ "$1" = 'actual' ]; then
   rm -rf .calcurse || exit 1
 elif [ "$1" = 'expected' ]; then
   cat <<EOD
-Import process report: 0017 lines read
+Import process report: 0012 lines read
 1 app / 0 events / 1 todo / 0 skipped
 01/01/80:
  - 00:01 -> ..:..